Peter Bull is an independent documentary filmmaker and Emmy award-winning writer/producer of documentaries for PBS, ABC News and cable television. His most recent environment-related documentaries include a feature, "DIRTY BUSINESS: 'Clean Coal' and the Battle for Our Energy Future", produced by the Center for Investigative Reporting (CIR), and "HOT POLITICS", a one-hour program about the politics of climate change for PBS Frontline, co-produced by CIR.